Food Grade /USP Grade 99.5% USP Mono Propylen E Glycol CAS 57-55-6

• Classification: Aromatic Alcohol
• Appearance: Liquid
• Type: 1°(Primary Alcohol)
• Hydroxyl No.: Monohydroxy
• CAS No.: 57-55-6
• Formula: C3h8o2
• Einecs: 200-338-0
• Specification: as required
• Trademark: as required
• Origin: China
• Production Capacity: 50000mt/Month

Product Description

Tech grade

Test Description	Unit of Measure	Specifications		Test Result
		Minimum	Maximum
Assay as PG on a dry basis	weight %	99.5		99.77
Water	weight %		0.2	0.12
Color, Pt-Co	APHA Color		10	5
Specific Gravity @20/20ºC	-	1.0370	1.0390	1.0380
Refractive Index @25C	-	1.4310	1.4350	1.4330
Free acid, (CH3COOH)	weight ppm		75	26
Residue on Ignition	weight ppm		80	20
Distillation range (L),	degrees C	184	189	pass
Distillation range (U),	degrees C	184	189	pass
Distillation volume, Vol%	vol%	95		pass

 

 

 

Food/USP/Pharm grade

Test Description	Unite of Measure	Specifications
		Minimum	Maximum
Assay as PG on a dry basis	weight %	99.5
Water	weight %		0.2
Color, Pt-Co	APHA Color		10
Specific Gravity @25/25C	-	1.0350	1.0370
Refractive Index @25C	-	1.4310	1.4320
Acidity (ml 0.1N NaOH/10ml)	-		0.05
Chloride as Cl	weight %		0.007
Sulfate	weight %		0.006
Heavy Metals as Pb	weight ppm		5
Residue on Ignition	weight ppm		70
Arseni c as As	weight ppm		1
Iron	weight ppm		0.5
Ethylene Glycol	weight %		0.008
Diethylene Glycol	weight %		0.008
Organic Volatile Impurities		pass
Distillation range (L),	degrees C	184	189
Distillation range (U),	degrees C	184	189
Distillation volume, Vol%	Vol%	95

 

Application

Raw materical for UPR, antifreezing agent,humectant ,plasticizer, pharmacy industry etc.